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<body class='hmmessage'><div dir='ltr'><div><span style="font-size: 15px; line-height: 21.3px; white-space: nowrap; color: rgb(68, 68, 68);">Hi my name is Igor Peixoto, and I have a question. There is some way to count the number of bonds in molecule? Like how much bonds of kind B-C, C-C, B-N.... for example?</span></div> </div></body>
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